package com.kami.utils;

import java.util.Date;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;

import org.apache.commons.lang.StringUtils;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.quartz.QuartzJobBean;

import com.kami.entity.ScheduleJob;
import com.kami.entity.ScheduleJobLog;
import com.kami.service.ScheduleJobLogService;

/**
 * 调度任务
 * @author dong
 *
 */
public class ScheduleTask extends QuartzJobBean{

	protected Logger logger = LoggerFactory.getLogger(getClass());
	private ExecutorService service = Executors.newSingleThreadExecutor(); 
	
	@Override
	protected void executeInternal(JobExecutionContext context) throws JobExecutionException {
		ScheduleJob scheduleJob = (ScheduleJob) context.getMergedJobDataMap()
				.get(ScheduleJob.JOB_PARAM_KEY);
		ScheduleJobLogService scheduleJobLogService = SpringUtil.getBean("scheduleJobLogService");
		ScheduleJobLog log = new ScheduleJobLog();
	    log.setJobId(scheduleJob.getJobId());
        log.setBeanName(scheduleJob.getBeanName());
        log.setMethodName(scheduleJob.getMethodName());
        log.setParams(scheduleJob.getParams());
        log.setCreateTime(new Date());
        
        long startTime = System.currentTimeMillis();
        
        try {
        	logger.info("任务准备执行，任务ID：" + scheduleJob.getJobId());
        	ScheduleRunnable task = new ScheduleRunnable(scheduleJob.getBeanName(),
        			scheduleJob.getMethodName(), scheduleJob.getParams());
        	
        	Future<?> future = service.submit(task);
        	future.get();
        	
        	//任务执行总时长
			long times = System.currentTimeMillis() - startTime;
			log.setTimes((int)times);
			//任务状态    0：成功    1：失败
			log.setStatus(0);
			logger.info("任务执行完毕，任务ID：" + scheduleJob.getJobId() + "  总共耗时：" + times + "毫秒");
		} catch (Exception e) {
			logger.error("任务执行失败，任务ID：" + scheduleJob.getJobId(), e);
			
			//任务执行总时长
			long times = System.currentTimeMillis() - startTime;
			log.setTimes((int)times);
			
			//任务状态    0：成功    1：失败
			log.setStatus(1);
			log.setError(StringUtils.substring(e.toString(), 0, 2000));
		}finally {
			scheduleJobLogService.save(log);
		}
	}

}
